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18. INVESTMENTS (Details 8) - Centroeste [Member] R$ in Millions	Dec. 31, 2019 BRL (R$)
Disclosure of detailed information about business combination [line items]
Cash consideration paid	R$ 45
Previously held interest, valued at fair value on the acquisition date	61
Bargain purchase	14
Total	R$ 120

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- Definition

The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]]

+ References

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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- Definition

The fair value, at the acquisition date, of equity interests of the acquirer transferred as consideration in a business combination. [Refer: Business combinations [member]]

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